package cn.edu.sdjzu.xg.bysj.controller;

import cn.edu.sdjzu.xg.bysj.domain.University;
import cn.edu.sdjzu.xg.bysj.exception.BysjException;
import cn.edu.sdjzu.xg.bysj.service.UniversityService;
import cn.edu.sdjzu.xg.bysj.util.JSONUtil;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.sql.SQLException;

//put,http://localhost:8080/DepartmentCreate.ctl
@WebServlet("/DpartmentCreate.ctl")
public class DepartmentCreateCtl extends HttpServlet {
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        JSONObject message_jsonObj = new JSONObject();
        response.setContentType("application/json;charset=UTF-8");
        String req_jsonStr = JSONUtil.getJSON(request);
        // 将request body解析为JSONObject对象，可能含有分页信息、查询条件
        JSONObject req_jsonObj = JSON.parseObject(req_jsonStr);
        // 如果请求body为空
        if (req_jsonObj == null){
            message_jsonObj.put("message","未收到请求信息！");
            response.getWriter().println(message_jsonObj);
            return;
        }
        try{
            University universityToAdd = JSON.parseObject(req_jsonStr,University.class);
            String s = UniversityService.getInstance().add(universityToAdd);
            message_jsonObj.put("message",s);
            //响应message_jsonObj到前端
            response.getWriter().println(message_jsonObj);
        }catch (BysjException e){
            message_jsonObj.put("message",e.getMessage());
            response.getWriter().println(message_jsonObj);
            e.getStackTrace();
        }catch (SQLException e){
            message_jsonObj.put("message","数据库操作异常");
            response.getWriter().println(message_jsonObj);
            e.getStackTrace();
            message_jsonObj.put("message",e.getMessage());
            response.getWriter().println(message_jsonObj);
        }catch (Exception e){
            message_jsonObj.put("message","网络异常");
            response.getWriter().println(message_jsonObj);
            e.getStackTrace();
            System.out.println(e.getMessage());

        }

    }
}

